Chen & Chan (2000)Spreadsheets are easy to use and very hard to check.
Bishop & McDaid (2007)The quality and reliability of spreadsheets is known to be poor.
Burnett & Myers (2014)The software that end users are creating... is riddled with errors.
Panko & Halverson (1996)Every study that has looked for errors has found them... in considerable abundance.
Bock (2016)Spreadsheet development must embrace extensive testing in order to be taken seriously as a profession.
Abreu, et al (2015)Spreadsheets can be viewed as a highly flexible programming environment for end users.
Caulkins, Morrison, & Weidemann (2006)People tend to believe their spreadsheets are more accurate than they really are.
Abraham, et al (2005)Spreadsheets contain errors at an alarmingly high rate.
Mireault (2015)Developing an error-free spreadsheet has been a problem since the beginning of end-user computing.
Panko (2014)Despite overwhelming and unanimous evidence... companies have continued to ignore spreadsheet error risks.
Krishna, et al (2001)Programmers exhibit unwarranted confidence in the correctness of their spreadsheets.
Galletta, et al (1993)Even obvious, elementary errors in very simple, clearly documented spreadsheets are... difficult to find.
Chadwick (2002)Spreadsheet errors... a great, often unrecognised, risk to corporate decision making & financial integrity.
Powell, Baker, & Lawson (2009)1% of all formulas in operational spreadsheets are in error.
Murphy (2007)60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets.
Nixon & O'Hara (2010)It is now widely accepted that errors in spreadsheets are both common and potentially dangerous.
Panko (1999)Every study, without exception, has found error rates much higher than organizations would wish to tolerate.
Abreu, et al (2015)Despite being staggeringly error prone, spreadsheets are a highly flexible programming environment.
Raffensperger (2001)Never assume a spreadsheet is right, even your own.
Rust, et al (2006)Spreadsheets have a notoriously high number of faults.
Reschenhofer & Matthes (2015)Spreadsheet shortcomings can significantly hamper an organization's business operation.
Panko (2015)Research on spreadsheet errors is substantial, compelling, and unanimous.
Ayalew (2007)A significant proportion of spreadsheets have severe quality problems.
Price (2006)The untested spreadsheet is as dangerous and untrustworthy as an untested program.
Panko (2008)94% of the 88 spreadsheets audited in 7 studies have contained errors.
Mireault & Gresham (2015)Spreadsheets are often hard, if not impossible, to understand.
Sajaniemi (1998)The results given by spreadsheets are often just wrong.
Kulesz & Ostberg (2013)Spreadsheets are more fault-prone than other software.
Csernoch & Biro (2013)Studies have shown that there is a high incidence of errors in spreadsheets.
Panko (2013)It is irrational to expect large error-free spreadsheets.
Beaman, et al (2005)Errors in spreadsheets... result in incorrect decisions being made and significant losses incurred.
Panko & Ordway (2005)Most large spreadsheets have dozens or even hundreds of errors.
Sakal, et al (2015)Overconfidence is one of the most substantial causes of spreadsheet errors.
Hermans & van der Storm (2015)Spreadsheets are the most popular live programming environments, but they are also notoriously fault-prone.
Ross (1996)A lot of decisions are being made on the basis of some bad numbers.
Miller (2005)Untested spreadsheets are riddled with errors.
Abraham & Erwig (2007)Spreadsheet errors have resulted in huge financial losses.
Irons (2003)Spreadsheet errors are pervasive, stubborn, ubiquitous and complex.
Paine (2001)Spreadsheets are alarmingly error-prone to write.
Caulkins, Morrison, & Weidemann (2008)Spreadsheets are commonly used and commonly flawed.
Teo & Tan (1999)Most executives do not really check or verify the accuracy or validity of [their] spreadsheets...
Nixon & O'Hara (2010)Spreadsheet errors are still the rule rather than the exception.
Colbenz (2005)Errors in spreadsheets are as ubiquitous as spreadsheets themselves.
Howard (2005)Spreadsheets... pose a greater threat to your business than almost anything you can imagine.
Caulkins, Morrison, & Weidemann (2006)Your spreadsheets may be disasters in the making.
Kruck & Sheetz (2001)...few incidents of spreadsheet errors are made public and these are usually not revealed by choice.
Panko (2007)The issue is not whether there is an error but how many errors there are and how serious they are.
Cunha, et al (2011)Spreadsheets are notoriously error-prone.
Dunn (2010)Spreadsheets are extraordinarily and unacceptably prone to error.
Durusau & Hunting (2015)Spreadsheets are dangerous to their authors and others.